This really is a lovely idea. Have to say the above is dreadfully drab but the creative possibilities are endless. Once the event is over, outline the signatures with x-stitch thread or paint, pens, it truly is endless.
Seasonal Guide to Wedding Flowers
Beautiful and the back is breath-taking
Turn inexpensive paper lanterns into swanky decor | Offbeat Bride
love the sleeves
Deep purple calls
DIY Card box for weddings! (This site has many, many, DIY Wedding Ideas - most can be used for other parties and events too)
WOW! love the ribbon looking detail